Remember when “Netflix” and “Streaming video” were virtually synonyms? Yeah, those were the days. Then, in the course of three disastrous months, Netflix jacked prices by 60 percent, announced it was splitting off the DVD business, and then announced that, no, actually, it was going to keep DVDs in house after all. The wacky moves sent investors fleeing like rats and confused customers looking for alternatives – alternatives like Amazon Prime Instant Video. The service offers unlimited streaming and Amazon has signed several new content deals since Prime Instant Video’s launch in March. But is it a Netflix killer? Let’s find out.